Ottawa Central: Hourly AQI for December 18, 2014

 
5
O3
 
11
 
PM2.5
8
 
PM2.5
7
 
PM2.5
7
 
PM2.5
7
 
PM2.5
6
 
PM2.5
5
PM2.5
 
4
PM2.5
 
4
NO2
 
5
PM2.5
 
6
 
PM2.5
8
 
PM2.5
10
 
PM2.5
10
 
PM2.5
10
 
PM2.5
7
 
PM2.5
5
PM2.5
 
4
PM2.5
 
4
PM2.5
 
5
O3
 
5
O3
 
5
O3
 
5
O3
 

Air Quality Index (AQI) Categories

AQI Colour
0-15 Very Good Very Good
16-31 Good Good
32-49 Moderate Moderate
50-99 Poor Poor
100+ Very Poor Very Poor

AQI readings on this web page are based on automatically polled data and have not undergone final verification.